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play.libs
Class F.None<T>

java.lang.Object
  extended by play.libs.F.Option<T>
      extended by play.libs.F.None<T>
All Implemented Interfaces:
java.lang.Iterable<T>, java.util.Collection<T>
Enclosing class:
F
public static class F.None<T>
extends F.Option<T>

Represents non-existent values.

Constructor Summary
F.None()
           
 
Method Summary
 boolean contains(java.lang.Object o)
           
 boolean containsAll(java.util.Collection<?> c)
           
 T get()
          Returns the value if defined.
 boolean isDefined()
          Is the value of this option defined?
 java.util.Iterator<T> iterator()
           
 int size()
           
 java.lang.Object[] toArray()
           
<R> R[]
toArray(R[] r)
           
 java.lang.String toString()
           
 
Methods inherited from class play.libs.F.Option
add, addAll, clear, getOrElse, isEmpty, map, None, remove, removeAll, retainAll, Some
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface java.util.Collection
equals, hashCode
 

Constructor Detail

F.None

public F.None()
Method Detail

isDefined

public boolean isDefined()
Description copied from class: F.Option
Is the value of this option defined?

Specified by:
isDefined in class F.Option<T>
Returns:
true if the value is defined, otherwise false.

size

public int size()

get

public T get()
Description copied from class: F.Option
Returns the value if defined.

Specified by:
get in class F.Option<T>
Returns:
The value if defined, otherwise null.

iterator

public java.util.Iterator<T> iterator()

contains

public boolean contains(java.lang.Object o)

containsAll

public boolean containsAll(java.util.Collection<?> c)

toArray

public java.lang.Object[] toArray()

toArray

public <R> R[] toArray(R[] r)

toString

public java.lang.String toString()
Overrides:
toString in class java.lang.Object
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